From: Bob X <bobx@...>
Date: 2002-10-22T08:35:17+09:00
Subject: Re: functional Ruby equiv to this perl snippet

"Daniel Berger" <djberge@qwest.com> wrote in message
news:3DB473B8.9454B953@qwest.com...
<snip>
 >
> > You can do something very similar in Ruby, using "fail" instead of
"die".
> > For example:
> >
> >         def open_file name
> >           f = File.open(name) or fail "couldn't open #{name}"
> >           return f
> >         end
> >
> > --Mirian
>
> Note that this isn't strictly necessary, unless you just want to provide
your
> own error message.  Ruby will die at that point anyway if the file doesn't
> exist (and tell you why).  No need to test.
>
> f = File.open("blah")
> # Results in this:
> # in `open': No such file or directory - "blah" (Errno::ENOENT)
>
> Regards,
>
> Dan
>
I would want to provide my own error message. I did not see the "fail"
option...grrrrr.